Search a number
-
+
1053007880 = 235171548541
BaseRepresentation
bin111110110000111…
…010000000001000
32201101102100020212
4332300322000020
54124032223010
6252253340252
735044263551
oct7660720010
92641370225
101053007880
114a0439451
12254797688
1313a2096b2
149dbc9328
15626a2505
hex3ec3a008

1053007880 has 32 divisors (see below), whose sum is σ = 2508638040. Its totient is φ = 396426240.

The previous prime is 1053007871. The next prime is 1053007889. The reversal of 1053007880 is 887003501.

It is an interprime number because it is at equal distance from previous prime (1053007871) and next prime (1053007889).

It can be written as a sum of positive squares in 4 ways, for example, as 946546756 + 106461124 = 30766^2 + 10318^2 .

It is a super-2 number, since 2×10530078802 = 2217651190684188800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053007889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773591 + ... + 774950.

Almost surely, 21053007880 is an apocalyptic number.

1053007880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053007880 is an abundant number, since it is smaller than the sum of its proper divisors (1455630160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053007880 is a wasteful number, since it uses less digits than its factorization.

1053007880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548569 (or 1548565 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 1053007880 is about 32450.0828966584. The cubic root of 1053007880 is about 1017.3659706706.

The spelling of 1053007880 in words is "one billion, fifty-three million, seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 1548541 3097082 6194164 7742705 12388328 15485410 26325197 30970820 52650394 61941640 105300788 131625985 210601576 263251970 526503940 1053007880